Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

NA

65°F

18°C

Humidity 59%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 31 Mar 02:10 PM PDT
Extended Forecast for

2 Miles SSW Cupertino CA

  • This Afternoon

    This Afternoon: A 50 percent chance of rain.  Partly sunny, with a high near 67. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 67 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain before 3am, then a slight chance of rain after 4am.  Mostly cloudy, with a low around 50. West southwest wind 5 to 8 mph becoming calm. Winds could gust as high as 21 mph.  Chance of precipitation is 30%.

    Low: 50 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain, mainly after 11am.  Partly sunny, with a high near 64. South southwest wind 8 to 15 mph, with gusts as high as 26 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after 11pm.  Low around 45. Southwest wind 7 to 17 mph becoming north northwest after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 11am.  Sunny, with a high near 64. North northwest wind 8 to 13 mph.

    High: 64 °F

    Slight Chance
    Rain then
    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of rain. Partly sunny, with a high near 67. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Tonight
A chance of rain before 3am, then a slight chance of rain after 4am. Mostly cloudy, with a low around 50. West southwest wind 5 to 8 mph becoming calm. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of rain, mainly after 11am. Partly sunny, with a high near 64. South southwest wind 8 to 15 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain, mainly after 11pm. Low around 45. Southwest wind 7 to 17 mph becoming north northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of rain before 11am. Sunny, with a high near 64. North northwest wind 8 to 13 mph.
Thursday Night
Clear, with a low around 43.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Cupertino CA
 37.28°N 122.06°W (Elev. 666 ft)
1:31 pm PDT Mar 31, 2026
2pm PDT Mar 31, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

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